Super Diaper Baby 2: The Invasion of the Potty Snatchers The Cover in two and a half minutes • Back to Junk, Stuff, and Thingies INFO Whoa! It looks like Captain Underpants lent some of his super powers to Dav Pilkey! Watch Dav draw the cover of Super Diaper Baby 2: The Invasion of the Potty Snatchers in two and a half minutes! Super cool!!! Copyright 2011 by Dav Pilkey